When riot broke out, the police were obliged to intervene.发生暴乱时, 警察有责任干预.The security forces had to intervene to prevent the situation worsening.安全部队不得不介入，以防止局势进一步恶化。The chairman felt that it was his place to intervene i...
This was sod's law: when the spare tyre is in use, you will have a puncture.这真是墨菲法则：一用备用轮胎，保准扎孔。Conclusion: SOD cnd abate the ischemia - reperfusion injury of myocardium during CPB at high altitude.CPB后A组 心肌组织发生了更明显...